Purpose: To see the BMW Diagnostic Software ISTA-D diagnostic options is working or not, on 525i with an engine N53. Diagnostic tool : BMW ICOM A2 / ICOM Next with ISTA Important: compare possibilities of ISTA D with INPA. Vehicle information: Car: BMW 5 series E60 sedan 525i Year: 2007/09 Engine: N53 EURO Manual DME: MSD80 The test: ISTA-D is identifying the vehicle and reading FASTA information the basic menu is available. Service procedures and data, intended for the engine, are available in two groups: a) basic menu: Vehicle management/Service function/Powertrain/Engine Electronics b) Call up ECU functions menu of the engine management unit. In the basic menu you can choose: a) viewing data correction of cylinder Rough run and Stoichiometric mixture; b) coding the injector data; c) coding new NOx catalytic converter and NOx sensor, activate Desulphation session; d) delete adaptations; e) perform misfire/Rough run test for cold engine and view the “o...